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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04f61d92f0723aadbd6410e329197b7a3d245b8a31ae5f71224946aa83ef3db8. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 04f61d92f0723aadbd6410e329197b7a3d245b8a31ae5f71224946aa83ef3db8
SHA3-384 hash: 1d62503c5393746b0a389a369d6f52c95afb04712000dfde34f913a762bfdb98599f358280cbc484ea49ea9a99d451c0
SHA1 hash: 1c15c368e8ba7e6145a9d058517f2f0bc32e3336
MD5 hash: 5d667ee8a8833a8d0d88e74baf40b481
humanhash: item-bulldog-lima-jupiter
File name:SecuriteInfo.com.not-a-virus.RemoteAdmin.Win64.RustDesk.gen.28668.9992
Download: download sample
File size:20'667'280 bytes
First seen:2024-07-04 11:44:03 UTC
Last seen:2026-03-15 06:52:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 70afb1a5b65a8d6233b9b5b9a59ab058
ssdeep 393216:R7QJaHN1MyySJ9ihjYB2++zsxs/WMc37E4EqhJH0Je7/RAx2:WY05SHUjOUxc3XqJs/RAE
Threatray 7 similar samples on MalwareBazaar
TLSH T1F6273310BA992569E5A98034C2032EB2FE36B0B547316DEF929061743F7E690B73F75C
TrID 72.7% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
13.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
2.5% (.EXE) OS/2 Executable (generic) (2029/13)
2.5% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 0c8773696131060f (2 x BazaLoader, 1 x Havoc, 1 x RustDesk)
Reporter SecuriteInfoCom
Tags:exe signed

Code Signing Certificate

Organisation:PURSLANE
Issuer:Sectigo Public Code Signing CA EV R36
Algorithm:sha256WithRSAEncryption
Valid from:2024-02-23T00:00:00Z
Valid to:2027-02-22T23:59:59Z
Serial number: b13c5337b0863b4ad85ec3423ce83fbe
Intelligence: 5 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: aaeddaf3a6ae53c1ef34208bbdb964cc7208a5fac740547659e9c9165cd3f6c0
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
346
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
https://github.com/rustdesk/rustdesk/releases/download/1.2.3-2/rustdesk-1.2.3-2-x86_64.exe
Verdict:
No threats detected
Analysis date:
2024-05-16 16:50:49 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7b597b40-598c-44ad-ad2c-c517b846fde2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.not-a-virus.RemoteAdmin.Win64.RustDesk.gen.28668.9992.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66868baa48eed605be6daec1win10vpnfull_triage
Tags:
Execution Generic Network Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Searching for the window
Using the Windows Management Instrumentation requests
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Launching a process
Creating a file in the %temp% subdirectories
Сreating synchronization primitives
Creating a process with a hidden window
Moving a file to the %AppData% subdirectory
Creating a window
Running batch commands
DNS request
Connection attempt
Sending a custom TCP request
Sending a UDP request
Launching a service
Searching for synchronization primitives
Creating a file in the Windows subdirectories
Launching a tool to kill processes
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm lolbin masquerade overlay packed shell32
Link:
https://www.filescan.io/uploads/66868b476b8dba248b4947b8/reports/ad63955d-65e9-4bce-bd69-e65c78c69660/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/04f61d92f0723aadbd6410e329197b7a3d245b8a31ae5f71224946aa83ef3db8
Result
Threat name:
RUSTDESK
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1467600
Signature
AI detected suspicious sample
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Yara detected RUSTDESK
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1467600 Sample: SecuriteInfo.com.not-a-viru... Startdate: 04/07/2024 Architecture: WINDOWS Score: 48 46 rs-ny.rustdesk.com 2->46 48 github.com 2->48 54 Multi AV Scanner detection for submitted file 2->54 56 Yara detected RUSTDESK 2->56 58 AI detected suspicious sample 2->58 9 SecuriteInfo.com.not-a-virus.RemoteAdmin.Win64.RustDesk.gen.28668.9992.exe 107 2->9         started        signatures3 process4 file5 38 C:\Users\user\AppData\Local\...\rustdesk.exe, PE32+ 9->38 dropped 40 C:\Users\user\AppData\...\librustdesk.dll, PE32+ 9->40 dropped 42 C:\Users\user\...\window_size_plugin.dll, PE32+ 9->42 dropped 44 12 other files (none is malicious) 9->44 dropped 12 rustdesk.exe 32 9->12         started        16 taskkill.exe 1 9->16         started        process6 dnsIp7 50 github.com 140.82.121.4, 443, 49738 GITHUBUS United States 12->50 52 rs-ny.rustdesk.com 209.250.254.15, 21115, 21116, 49734 AS-CHOOPAUS European Union 12->52 60 Query firmware table information (likely to detect VMs) 12->60 18 cmd.exe 1 12->18         started        20 rustdesk.exe 2 12->20         started        22 icacls.exe 1 12->22         started        26 2 other processes 12->26 24 conhost.exe 16->24         started        signatures8 process9 process10 28 taskkill.exe 1 18->28         started        30 conhost.exe 18->30         started        32 rustdesk.exe 5 20->32         started        34 conhost.exe 22->34         started        36 conhost.exe 26->36         started       
Score:
70%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/04f61d92f0723aadbd6410e329197b7a3d245b8a31ae5f71224946aa83ef3db8
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=at3b3exqoi5k3plecdrssgl3pi6siw4kggxf64jcjfdkva7phw4a._file
Verdict:
unknown
Similar samples:
04f61d92f0723aadbd6410e329197b7a3d245b8a31ae5f71224946aa83ef3db8
23b661d7bc171cd500d5096456905283ffe06479582b62d3bd5066633935d43e
7d8790e65a906706a93734b91efa6dfdb732f9897e04707233fe48033bd5654e
d5ca8a2127e4803d0a742501ee10f6aac6569b81721333ea557e874dfa1a3f47
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/240704-nv6qwaydne/
Behaviour
Kills process with taskkill
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b8297622-ef77-475a-ae69-9391a7390455
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/04f61d92f0723aadbd6410e329197b7a3d245b8a31ae5f71224946aa83ef3db8

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:adonunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:AD on UNIX
Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:QbotStuff
Create hunting rule
Author:anonymous
Rule name:reverse_http
Create hunting rule
Author:CD_R0M_
Description:Identify strings with http reversed (ptth)
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

The table below shows additional information about this malware sample such as delivery method and external references.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
ntdll.dll::NtCreateFile
KERNEL32.dll::GetWindowsDirectoryW
KERNEL32.dll::GetSystemDirectoryW
WIN_BCRYPT_APICan Encrypt Filesbcrypt.dll::BCryptGenRandom

Comments